mcs/class/System.Windows.Forms/System.Windows.Forms/OpenFileDialog.cs

   1 // Permission is hereby granted, free of charge, to any person obtaining
   2 // a copy of this software and associated documentation files (the
   3 // "Software"), to deal in the Software without restriction, including
   4 // without limitation the rights to use, copy, modify, merge, publish,
   5 // distribute, sublicense, and/or sell copies of the Software, and to
   6 // permit persons to whom the Software is furnished to do so, subject to
   7 // the following conditions:
   8 //
   9 // The above copyright notice and this permission notice shall be
  10 // included in all copies or substantial portions of the Software.
  11 //
  12 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  13 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  14 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  15 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
  16 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
  17 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
  18 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  19 //
  20 // Copyright (c) 2006 Alexander Olk
  21 //
  22 // Authors:
  23 //
  24 //  Alexander Olk       alex.olk@googlemail.com
  25 //
  26
  27 // NOT COMPLETE - work in progress
  28
  29 using System;
  30 using System.ComponentModel;
  31 using System.Drawing;
  32 using System.IO;
  33
  34 namespace System.Windows.Forms {
  35         public sealed class OpenFileDialog : FileDialog {
  36                 #region Public Constructors
  37                 public OpenFileDialog ()
  38                 {
  39                         form.SuspendLayout ();
  40
  41                         form.Text = "Open";
  42
  43                         CheckFileExists = true;
  44
  45                         OpenSaveButtonText = "Open";
  46                         SearchSaveLabel = "Look in:";
  47                         fileDialogType = FileDialogType.OpenFileDialog;
  48
  49                         form.ResumeLayout (false);
  50                 }
  51                 #endregion      // Public Constructors
  52
  53                 #region Public Instance Properties
  54                 [DefaultValue(true)]
  55                 public override bool CheckFileExists {
  56                         get {
  57                                 return base.CheckFileExists;
  58                         }
  59
  60                         set {
  61                                 base.CheckFileExists = value;
  62                         }
  63                 }
  64
  65                 [DefaultValue(false)]
  66                 public bool Multiselect {
  67                         get {
  68                                 return base.BMultiSelect;
  69                         }
  70
  71                         set {
  72                                 base.BMultiSelect = value;
  73                         }
  74                 }
  75
  76                 [DefaultValue(false)]
  77                 public new bool ReadOnlyChecked {
  78                         get {
  79                                 return base.ReadOnlyChecked;
  80                         }
  81
  82                         set {
  83                                 base.ReadOnlyChecked = value;
  84                         }
  85                 }
  86
  87                 [Browsable (false)]
  88                 [DesignerSerializationVisibility (DesignerSerializationVisibility.Hidden)]
  89                 public string SafeFileName {
  90                         get { return Path.GetFileName (FileName); }
  91                 }
  92
  93                 [Browsable (false)]
  94                 [DesignerSerializationVisibility (DesignerSerializationVisibility.Hidden)]
  95                 public string[] SafeFileNames {
  96                         get {
  97                                 string[] files = FileNames;
  98
  99                                 for (int i = 0; i < files.Length; i++)
 100                                         files[i] = Path.GetFileName (files[i]);
 101
 102                                 return files;
 103                          }
 104                 }
 105
 106                 [DefaultValue(false)]
 107                 public new bool ShowReadOnly {
 108                         get {
 109                                 return base.ShowReadOnly;
 110                         }
 111
 112                         set {
 113                                 base.ShowReadOnly = value;
 114                         }
 115                 }
 116
 117                 #endregion      // Public Instance Properties
 118
 119                 #region Public Instance Methods
 120                 public Stream OpenFile ()
 121                 {
 122                         if (FileName.Length == 0)
 123                                 throw new ArgumentNullException ("OpenFile", "FileName is null");
 124
 125                         return new FileStream (FileName, FileMode.Open, FileAccess.Read);
 126                 }
 127                 #endregion      // Public Instance Methods
 128
 129                 public override void Reset ()
 130                 {
 131                         base.Reset ();
 132                         base.BMultiSelect = false;
 133                         base.CheckFileExists = true;
 134                         base.ReadOnlyChecked = false;
 135                         base.ShowReadOnly = false;
 136                 }
 137
 138                 internal override string DialogTitle {
 139                         get {
 140                                 string title = base.DialogTitle;
 141                                 if (title.Length == 0)
 142                                         title = "Open";
 143                                 return title;
 144                         }
 145                 }
 146         }
 147 }
 148
 149